I thought this was interesting:
http://techreport.com/news/25545/amd-he ... l-partners
more detailed here:
http://www.slideshare.net/hsafoundation ... 11junepptx
..if it's not "open" and adopted by Nivida et al., then for PC gaming it will probably be a "miss". Hopefully that's not the case.
On the other hand, even if that doesn't occur it will almost certainly be carried forward through AMD's mobile/console market and supercomputers.